18736640424

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3665227}}^1$

素因数の和:3665310

約数の個数: 48

約数和(自身を含む): 51459801120

約数和(自身を除く): 32723160696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 3665227, 7330454, 10995681, 14660908, 21991362, 29321816, 32987043, 43982724, 65974086, 87965448, 131948172, 260231117, 263896344, 520462234, 780693351, 1040924468, 1561386702, 2081848936, 2342080053, 3122773404, 4684160106, 6245546808, 9368320212, 18736640424]

約数ペア:

[(1, 18736640424), (2, 9368320212), (3, 6245546808), (4, 4684160106), (6, 3122773404), (8, 2342080053), (9, 2081848936), (12, 1561386702), (18, 1040924468), (24, 780693351), (36, 520462234), (71, 263896344), (72, 260231117), (142, 131948172), (213, 87965448), (284, 65974086), (426, 43982724), (568, 32987043), (639, 29321816), (852, 21991362), (1278, 14660908), (1704, 10995681), (2556, 7330454), (5112, 3665227)]